clean bill of health

英 [clean bill of health]
美 [clean bill of health]

中文释义

[经] 船内安全报告, 健康证明书

单词分析

单词结构：

clean bill of health

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：clean bill of health
  • 核心含义：[经] 船内安全报告, 健康证明书

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更新时间：2026-02-22 20:21:53